Vulnerability-Lookup

GHSA-9G7X-62W8-H6G3

Vulnerability from github – Published: 2026-01-31 12:30 – Updated: 2026-01-31 12:30

Details

In the Linux kernel, the following vulnerability has been resolved:

net: 3com: 3c59x: fix possible null dereference in vortex_probe1()

pdev can be null and free_ring: can be called in 1297 with a null pdev.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-23020"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-01-31T12:16:05Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: 3com: 3c59x: fix possible null dereference in vortex_probe1()\n\npdev can be null and free_ring: can be called in 1297 with a null\npdev.",
  "id": "GHSA-9g7x-62w8-h6g3",
  "modified": "2026-01-31T12:30:12Z",
  "published": "2026-01-31T12:30:12Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-23020"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/053ac9e37eee435e999277c0f1ef890dad6064bf"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/28b2a805609699be7b90020ae7dccfb234be1ceb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2f05f7737e16d9a40038cc1c38a96a3f7964898b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/606872c8e8bf96066730f6a2317502c5633c37f1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6cff14b831dbdb32675b4c7904dcc3eeeaf47e9d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a4e305ed60f7c41bbf9aabc16dd75267194e0de3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d82796a57cc0dac1dbef19d913c8f02a8cc7b1a7"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-23020 (GCVE-0-2026-23020)

Vulnerability from cvelistv5 – Published: 2026-01-31 11:39 – Updated: 2026-01-31 11:39

Title

net: 3com: 3c59x: fix possible null dereference in vortex_probe1()

Summary

In the Linux kernel, the following vulnerability has been resolved: net: 3com: 3c59x: fix possible null dereference in vortex_probe1() pdev can be null and free_ring: can be called in 1297 with a null pdev.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/053ac9e37eee435e9…
	https://git.kernel.org/stable/c/6cff14b831dbdb326…
	https://git.kernel.org/stable/c/606872c8e8bf96066…
	https://git.kernel.org/stable/c/28b2a805609699be7…
	https://git.kernel.org/stable/c/2f05f7737e16d9a40…
	https://git.kernel.org/stable/c/d82796a57cc0dac1d…
	https://git.kernel.org/stable/c/a4e305ed60f7c41bb…

Impacted products

Vendor

Product

Version

Linux

Affected: 55c82617c3e82210b7471e9334e8fc5df6a9961f , < 053ac9e37eee435e999277c0f1ef890dad6064bf (git)
Affected: 55c82617c3e82210b7471e9334e8fc5df6a9961f , < 6cff14b831dbdb32675b4c7904dcc3eeeaf47e9d (git)
Affected: 55c82617c3e82210b7471e9334e8fc5df6a9961f , < 606872c8e8bf96066730f6a2317502c5633c37f1 (git)
Affected: 55c82617c3e82210b7471e9334e8fc5df6a9961f , < 28b2a805609699be7b90020ae7dccfb234be1ceb (git)
Affected: 55c82617c3e82210b7471e9334e8fc5df6a9961f , < 2f05f7737e16d9a40038cc1c38a96a3f7964898b (git)
Affected: 55c82617c3e82210b7471e9334e8fc5df6a9961f , < d82796a57cc0dac1dbef19d913c8f02a8cc7b1a7 (git)
Affected: 55c82617c3e82210b7471e9334e8fc5df6a9961f , < a4e305ed60f7c41bbf9aabc16dd75267194e0de3 (git)
Affected: d30fdc02c49ad9965bba25015ae66c22dae967d1 (git)

Linux

Affected: 4.17
Unaffected: 0 , < 4.17 (semver)
Unaffected: 5.10.248 , ≤ 5.10.* (semver)
Unaffected: 5.15.198 , ≤ 5.15.* (semver)
Unaffected: 6.1.161 , ≤ 6.1.* (semver)
Unaffected: 6.6.121 , ≤ 6.6.* (semver)
Unaffected: 6.12.66 , ≤ 6.12.* (semver)
Unaffected: 6.18.6 , ≤ 6.18.* (semver)
Unaffected: 6.19-rc5 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/3com/3c59x.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "053ac9e37eee435e999277c0f1ef890dad6064bf",
              "status": "affected",
              "version": "55c82617c3e82210b7471e9334e8fc5df6a9961f",
              "versionType": "git"
            },
            {
              "lessThan": "6cff14b831dbdb32675b4c7904dcc3eeeaf47e9d",
              "status": "affected",
              "version": "55c82617c3e82210b7471e9334e8fc5df6a9961f",
              "versionType": "git"
            },
            {
              "lessThan": "606872c8e8bf96066730f6a2317502c5633c37f1",
              "status": "affected",
              "version": "55c82617c3e82210b7471e9334e8fc5df6a9961f",
              "versionType": "git"
            },
            {
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              "status": "affected",
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              "versionType": "git"
            },
            {
              "lessThan": "2f05f7737e16d9a40038cc1c38a96a3f7964898b",
              "status": "affected",
              "version": "55c82617c3e82210b7471e9334e8fc5df6a9961f",
              "versionType": "git"
            },
            {
              "lessThan": "d82796a57cc0dac1dbef19d913c8f02a8cc7b1a7",
              "status": "affected",
              "version": "55c82617c3e82210b7471e9334e8fc5df6a9961f",
              "versionType": "git"
            },
            {
              "lessThan": "a4e305ed60f7c41bbf9aabc16dd75267194e0de3",
              "status": "affected",
              "version": "55c82617c3e82210b7471e9334e8fc5df6a9961f",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "d30fdc02c49ad9965bba25015ae66c22dae967d1",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/3com/3c59x.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.17"
            },
            {
              "lessThan": "4.17",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.248",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.198",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.161",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.121",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.66",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.19-rc5",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.248",
                  "versionStartIncluding": "4.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.198",
                  "versionStartIncluding": "4.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.161",
                  "versionStartIncluding": "4.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.121",
                  "versionStartIncluding": "4.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.66",
                  "versionStartIncluding": "4.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.6",
                  "versionStartIncluding": "4.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.19-rc5",
                  "versionStartIncluding": "4.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "4.16.12",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: 3com: 3c59x: fix possible null dereference in vortex_probe1()\n\npdev can be null and free_ring: can be called in 1297 with a null\npdev."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-01-31T11:39:04.023Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/053ac9e37eee435e999277c0f1ef890dad6064bf"
        },
        {
          "url": "https://git.kernel.org/stable/c/6cff14b831dbdb32675b4c7904dcc3eeeaf47e9d"
        },
        {
          "url": "https://git.kernel.org/stable/c/606872c8e8bf96066730f6a2317502c5633c37f1"
        },
        {
          "url": "https://git.kernel.org/stable/c/28b2a805609699be7b90020ae7dccfb234be1ceb"
        },
        {
          "url": "https://git.kernel.org/stable/c/2f05f7737e16d9a40038cc1c38a96a3f7964898b"
        },
        {
          "url": "https://git.kernel.org/stable/c/d82796a57cc0dac1dbef19d913c8f02a8cc7b1a7"
        },
        {
          "url": "https://git.kernel.org/stable/c/a4e305ed60f7c41bbf9aabc16dd75267194e0de3"
        }
      ],
      "title": "net: 3com: 3c59x: fix possible null dereference in vortex_probe1()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-23020",
    "datePublished": "2026-01-31T11:39:04.023Z",
    "dateReserved": "2026-01-13T15:37:45.941Z",
    "dateUpdated": "2026-01-31T11:39:04.023Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-9G7X-62W8-H6G3

CVE-2026-23020 (GCVE-0-2026-23020)

Tags

Sightings

Nomenclature